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SONBUS SM7310M User manual

  • Hello! I've reviewed the user manual for the SONBEST SM7310M humidity sensor. This device features a 4-20mA current output and a high-precision sensing core. The manual includes technical specifications, wiring diagrams, and details on its operational range. I'm here to help answer any questions you might have about this sensor.
  • What is the humidity measuring range?
    What is the humidity accuracy?
    What is the power requirement?
SM7310M User Manual http://www.sonbus.com/
Sha nghai Sonbest Industrial Co., Ltd Page1
SM7310M
4-20mA current type bracket type humidity sensor
User Manual
File Version: V21.3.24
SM7310M using the standard ,easy access to PLC，DCS and other instruments or systems for
monitoring humidity state quantities.The internal use of high-precision sensing core and related devices to
ensure high reliability and excellent long-term stability,can be customized
RS232,RS485,CAN,4-20mA,DC0~5V\10V,ZIGBEE,Lora,WIFI,GPRS and other output methods.
Technical Parameters
Technical parameter
Parameter value
Brand
SONBEST
SM7310M Us er Manual http://www.sonbus.com/
Sha nghai Sonbest Industrial Co., Ltd Page2
Humidity measuring range
0~100%RH
Humidity accuracy
±3%RH @25℃
Communication Interface
Two-wire DC4~20mA
Power
DC12~24V 1A
Running temperature
-40~80°C
Working humidity
5%RH~90%RH
Wiring instructions
Any incorrect wiring can cause irreversible damage to the product. Please carefully wire the cable as
follows in the case of power failure, and then connect the cable to confirm the correctness and then use it
again.
ID
Core color
Identification
Note
1
Red
VCC
Power V+
2
BLACK
GND
Power negative
electrode
In the case of broken wires, wire the wires as shown in the figure. If the product itself has no leads, the
core color is for reference.
Disclaimer
This document provides all information about the product, does not grant any license to intellectual
property, does not express or imply, and prohibits any other means of granting any intellectual property
rights, such as the statement of sales terms and conditions of this product, other issues. No liability is
assumed. Furthermore, our company makes no warranties, express or implied, regarding the sale and use
of this product, including the suitability for the specific use of the product, the marketability or the
infringement liability for any patent, copyright or other intellectual property rights, etc. Product
specifications and product descriptions may be modified at any time without notice.
Contact Us
Company: Shanghai Sonbest Industrial Co., Ltd
Address:Building 8,No.215 North east road,Baoshan District,Shanghai,China
Web: http://www.sonbest.com
Web: http://www.sonbus.com
SKYPE: soobuu
Email: sale@sonbest.com
Tel: 86-021-51083595 / 66862055 / 66862075 / 66861077
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